2399445332 has 12 divisors (see below), whose sum is σ = 4201977780. Its totient is φ = 1198880256.

The previous prime is 2399445319. The next prime is 2399445341. The reversal of 2399445332 is 2335449932.

It can be written as a sum of positive squares in 2 ways, for example, as 1251319876 + 1148125456 = 35374^2 + 33884^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 204173 + ... + 215604.

It is an arithmetic number, because the mean of its divisors is an integer number (350164815).

Almost surely, 2^2399445332 is an apocalyptic number.

It is an amenable number.

2399445332 is a deficient number, since it is larger than the sum of its proper divisors (1802532448).

2399445332 is a wasteful number, since it uses less digits than its factorization.

2399445332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 421210 (or 421208 counting only the distinct ones).

The product of its digits is 699840, while the sum is 44.

The square root of 2399445332 is about 48984.1334719723. The cubic root of 2399445332 is about 1338.7627497076.

The spelling of 2399445332 in words is "two billion, three hundred ninety-nine million, four hundred forty-five thousand, three hundred thirty-two".